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Weekly flu surveillance reports

Flu Season Rating Guide

The flu season rating guide offers information about the seven indicators found in the weekly flu surveillance report that are used to measure flu activity within Cuyahoga County. Please click here to view the guide.

2018-19 Flu Season

2019

Week 18: April 28 – May 4
Week 17: April 21-27
Week 16: April 14-20
Week 15: April 7-13
Week 14: March 31 – April 6
Week 13: March 24-30
Week 12: March 17-23
Week 11: March 10-16
Week 10: March 3-9
Week 9: February 24 – March 2
Week 8: February 17-23
Week 7: February 10-16
Week 6: February 3-9
Week 5: January 27 – February 2
Week 4: January 20-26
Week 3: January 13-19
Week 2: January 6-12
Week 1: December 30 – January 5

2018

Week 52: December 23-29
Week 51: December 16-22
Week 50: December 9-15
Week 49: December 2-8
Week 48: November 25 – December 1
Week 47: November 18-24
Week 46: November 11-17
Week 45: November 4-10

2017-2018 Flu Season

2018

Week 20: May 13-19
Week 19: May 6-12
Week 18: April 29 – May 5
Week 17: April 22-28
Week 16: April 15-21
Week 15: April 8-14
Week 14: April 1-7
Week 13: March 25- March 31
Week 12: March 18-24
Week 11: March 11-17
Week 10: March 4-10
Week 9: February 25 – March 3
Week 8: February 18-24
Week 7: February 11-17
Week 6: February 4-10
Week 5: January 28 – February 3
Week 4: January 21-27
Week 3: January 14-20
Week 2: January 7-13
Week 1: December 31 – January 6

2017

Week 52: December 24-30
Week 51: December 17-23
Week 50: December 10-16
Week 49: December 3-9
Week 48: November 26 – December 2
Week 47: November 19-25
Week 46: November 12-18
Week 45: November 5-11
Week 44: October 29 – November 4
Week 43: October 22-28
Week 42: October 15-21
Week 41: October 8-14
Week 40: October 1-7

2016-2017 Flu Season

2017

Week 20: May 14-20
Week 19: May 7-13
Week 18: April 30 – May 6
Week 17: April 23-29
Week 16: April 16-22
Week 15: April 9-15
Week 14: April 2-8
Week 13: March 26 – April 1
Week 12: March 19-25
Week 11: March 12-18
Week 10: March 5-11
Week 9; February 26 – March 4
Week 8: February 19-25
Week 7: February 12-18
Week 6: February 5-11
Week 5: January 29 – February 4
Week 4: January 22-28
Week 3: January 15-21
Week 2: January 8-14
Week 1: January 1-7

2016

Week 52: December 25-31
Week 51: December 18-24
Week 50: December 11-17
Week 49: December 4-10
Week 48: November 27 – December 3
Week 47: November 20-26
Week 46: November 13-19
Week 45: November 6-12
Week 44: October 30 – November 5
Week 43: October 23-29
Week 42: October 16-22
Week 41: October 9-15
Week 40: October 2-8

2015-16 Flu Season

2015

Week 52: December 27 – January 2
Week 51: December 20-26
Week 50: December 13-19
Week 49: December 6-12
Week 48: November 29 – December 5
Week 47: November 22-28
Week 46: November 15-21
Week 45: November 8-14
Week 44: November 1-7
Week 43: October 25-31
Week 42: October 18-24
Week 41: October 11-17
Week 40: October 4-10

2016

Week 20: May 15-21
Week 19: May 8-14
Week 18: May 1-7
Week 17: April 24-30
Week 16: April 17-23
Week 15: April 10-16
Week 14: April 3-9
Week 13: March 27 – April 2
Week 12: March 20-26
Week 11: March 13-19
Week 10: March 6-12
Week 9: February 28 – March 5
Week 8: February 21-27
Week 7: February 14-20
Week 6: February 7-13
Week 5: January 31 – February 6
Week 4: January 24-30
Week 3: January 17-23
Week 2: January 10-16
Week 1: January 3-9

2014-15 Flu Season

2014

Week 53: December 28 – January 3
Week 52: December 21-27
Week 51: December 14-20
Week 50: December 7-13
Week 49: November 30 – December 6
Week 48: November 23-29
Week 47: November 16-22
Week 46: November 9-15
Week 45: November 2-8
Week 44: October 26 – November 1
Week 43: October 19-25
Week 42: October 12-18
Week 41: October 5-11
Week 40: September 28 – October 4

2015

Week 20: May 17-23
Week 19: May 10-16
Week 18: May 3-9
Week 17: April 26 – May 2
Week 16: April 19-25
Week 15: April 12-18
Week 14: April 5-11
Week 13: March 29 – April 4
Week 12: March 22-28
Week 11: March 15-21
Week 10: March 8-14
Week 9: March 1-7
Week 8: February 22-28
Week 7: February 15-21
Week 6: February 8-14
Week 5: February 1-7
Week 4: January 25-31
Week 3: January 18-24
Week 2: January 11-17
Week 1: January 4-10

2013 – 2014 Flu Season

2013

Week 52: December 22-28
Week 51: December 15-21
Week 50: December 8-14
Week 49: December 1-7
Week 48: November 24-30
Week 47: November 17-23
Week 46: November 10-16
Week 45: November 3-9
Week 44: October 27 – November 2
Week 43: October 20-26
Week 42: October 13-19
Week 41: October 6-12
Week 40: September 29 – October 5

2014

Week 20: May 11-18
Week 19: May 4-10
Week 18: April 27 – May 3
Week 17: April 20-26
Week 16: April 13-19
Week 15: April 6-12
Week 14: March 30 – April 5
Week 13: March 23-29
Week 12: March 16-22
Week 11: March 9-15
Week 10: March 2-8
Week 9: February 23 – March 1
Week 8: February 16-22
Week 7: February 9-15
Week 6: February 2-8
Week 5: January 26 – February 1
Week 4: January 19-25
Week 3: January 12-18
Week 2: January 5-11
Week 1: December 29 – January 4

2012 – 2013 Flu Season

2012

Week 52: December 23-29
Week 51: December 16-22
Week 50: December 15-21
Week 49: December 2-8
Week 48: November 25 – December 1
Week 47: November 18-24
Week 46: November 11-17
Week 45: November 4-10
Week 44: October 28 – November 3
Week 43: October 21-27
Week 42: October 14-20
Week 41: October 7-13
Week 40: September 30 – October 6

2013

Week 20: May 12-18
Week 19: May 5-11
Week 18: April 28 – May 4
Week 17: April 21-27
Week 16: April 14-20
Week 15: April 7-13
Week 14: March 31- April 6
Week 13: March 24-30
Week 12: March 17-23
Week 11: March 10-16
Week 10: March 3-9
Week 9: February 24 – March 2
Week 8: February 17-23
Week 7: February 10-16
Week 6: February 3-9
Week 5: January 27 – February 2
Week 4: January 20-26
Week 3: January 13-19
Week 2: January 6-12
Week 1: December 30 – January 5

2011 – 12 Flu Season

2011

Week 52 (12/25-12/31)
Week 51 (12/18-12/24)
Week 50 (12/11-12/17)
Week 49 (12/4-12/10)
Week 48 (11/27-12/3)
Week 47 (11/20-11/26)
Week 46 (11/13-11/19)
Week 45 (11/6-11/12)
Week 44 (10/30-11/5)
Week 43 (10/23-10/29)
Week 42 (10/16-10/22)
Week 41 (10-9-10/15)
Week 40(10/2-10/8)

2012

Week 20 (5/13-5/19)
Week 19 (5/06-5/12)
Week 18 (4/29-5/05)
Week 17 (4/22-4/28)
Week 16 (4/15-4/21)
Week 15 (4/8-4/14)
Week 14 (4/1-4/7)
Week 13 (3/25-3/31)
Week 12 (3/18-3/24)
Week 11 (3/11-3/17)
Week 10 (3/4-3/10)
Week 9 (2/26-3/3)
Week 8 (2/19-2/25)
Week 7 (2/12-2/18)
Week 6 (2/5-2/11)
Week 5 (1/29-2/4)
Week 4 (1/22-1/28)
Week 3 (1/15-1/22)
Week 2 (1/8-1/14)
Week 1 (1/1-1/7)


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